Roth 401 K Income Limits 2024. Contributions to your 401 (k) generally need to be made by dec. Employers can only use the first $345,000 of compensation to determine your 401 (k).
For 2024, the 401 (k) contribution limit for employees is $23,000, or $30,500 if you are age 50 or older. Employees can invest more money into 401 (k) plans in 2024, with contribution limits increasing from 2023โs $22,500 to $23,000 for 2024.